user32: Add test demonstrating the WM_PAINT loop.

This commit is contained in:
Aric Stewart 2008-08-26 09:55:05 -05:00 committed by Alexandre Julliard
parent bcc1bb2b36
commit 3f9aec17cd
1 changed files with 56 additions and 0 deletions

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@ -1584,6 +1584,7 @@ static int after_end_dialog, test_def_id;
static int sequence_cnt, sequence_size; static int sequence_cnt, sequence_size;
static struct message* sequence; static struct message* sequence;
static int log_all_parent_messages; static int log_all_parent_messages;
static int paint_loop_done;
/* user32 functions */ /* user32 functions */
static HWND (WINAPI *pGetAncestor)(HWND,UINT); static HWND (WINAPI *pGetAncestor)(HWND,UINT);
@ -7039,6 +7040,31 @@ static LRESULT WINAPI ShowWindowProcA(HWND hwnd, UINT message, WPARAM wParam, LP
return ret; return ret;
} }
LRESULT WINAPI PaintLoopProcA(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_CREATE: return 0;
case WM_PAINT:
{
MSG msg2;
static int i = 0;
i++;
if (PeekMessageA(&msg2, 0, 0, 0, 1))
{
TranslateMessage(&msg2);
DispatchMessage(&msg2);
}
i--;
if ( i == 0)
paint_loop_done = 1;
return DefWindowProcA(hWnd,msg,wParam,lParam);
}
}
return DefWindowProcA(hWnd,msg,wParam,lParam);
}
static BOOL RegisterWindowClasses(void) static BOOL RegisterWindowClasses(void)
{ {
WNDCLASSA cls; WNDCLASSA cls;
@ -7072,6 +7098,10 @@ static BOOL RegisterWindowClasses(void)
cls.lpszClassName = "SimpleWindowClass"; cls.lpszClassName = "SimpleWindowClass";
if(!RegisterClassA(&cls)) return FALSE; if(!RegisterClassA(&cls)) return FALSE;
cls.lpfnWndProc = PaintLoopProcA;
cls.lpszClassName = "PaintLoopWindowClass";
if(!RegisterClassA(&cls)) return FALSE;
cls.style = CS_NOCLOSE; cls.style = CS_NOCLOSE;
cls.lpszClassName = "NoCloseWindowClass"; cls.lpszClassName = "NoCloseWindowClass";
if(!RegisterClassA(&cls)) return FALSE; if(!RegisterClassA(&cls)) return FALSE;
@ -11033,6 +11063,31 @@ static void test_menu_messages(void)
DestroyMenu(hmenu); DestroyMenu(hmenu);
} }
static void test_paintingloop(void)
{
HWND hwnd;
paint_loop_done = 0;
hwnd = CreateWindowExA(0x0,"PaintLoopWindowClass",
"PaintLoopWindowClass",WS_OVERLAPPEDWINDOW,
100, 100, 100, 100, 0, 0, 0, NULL );
ok(hwnd != 0, "PaintLoop window error %u\n", GetLastError());
ShowWindow(hwnd,SW_NORMAL);
SetFocus(hwnd);
while (!paint_loop_done)
{
MSG msg;
if (PeekMessageA(&msg, 0, 0, 0, 1))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
DestroyWindow(hwnd);
}
START_TEST(msg) START_TEST(msg)
{ {
BOOL ret; BOOL ret;
@ -11116,6 +11171,7 @@ START_TEST(msg)
test_nullCallback(); test_nullCallback();
test_dbcs_wm_char(); test_dbcs_wm_char();
test_menu_messages(); test_menu_messages();
test_paintingloop();
/* keep it the last test, under Windows it tends to break the tests /* keep it the last test, under Windows it tends to break the tests
* which rely on active/foreground windows being correct. * which rely on active/foreground windows being correct.
*/ */